From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 1319/CH8/EX8.10/8_10.sce | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 1319/CH8/EX8.10/8_10.sce (limited to '1319/CH8/EX8.10/8_10.sce') diff --git a/1319/CH8/EX8.10/8_10.sce b/1319/CH8/EX8.10/8_10.sce new file mode 100644 index 000000000..03f7b85c3 --- /dev/null +++ b/1319/CH8/EX8.10/8_10.sce @@ -0,0 +1,36 @@ +//To determine parameters of an 3 phase delta connected 4 pole induction motor + +clc; +clear; + +V=440; +f=50; +p=4; +E2=150; +Nr=1450; + +Ns=120*f/p; + +s=(Ns-Nr)/Ns; + +rf=s*f; // Rotor frequency + +Eir=s*E2; // Rotor induced EMF per phase +gc=1; + +// To find the GCD of both the voltages +for i=E2:-1:1 + a=modulo(V,i); + b=modulo(E2,i); + if(a==0&b==0) + gc=gc*i; + break; + end +end + +printf('The parameters for a motor running at 1450 rpm are \n') +printf('i) The slip = %g percent \n',s) +printf('ii) The frequency of the rotor induced EMF =%g Hz \n',rf) +printf('iii) The rotor induced EMF per phase = %g V \n',Eir) +printf('iv) Stator to rotor turn ratio = %g : %g \n',V/gc,E2/gc) + -- cgit